Mold Removal Cost And Risk In Oneida County, WI

A typical professional mold job in Oneida County runs about $1,350 to $5,350 before rebuild, using the Wisconsin nonmetro price level. Below are the 8 ZIP code neighborhoods, the age of the homes, FEMA's water hazard ratings and Wisconsin rules.

1981Median year homes were built

49%Homes built before 1980

16%Homes rented, not owned

$227,500Median home value

30,746Housing units

38,007People

Housing figures from Census ACS 2019 to 2023.

Half the homes in Oneida County were built before 1981, and 49 percent went up before 1980. Older plumbing, roofs and window seals are where slow leaks start, and slow leaks are the mold most home policies leave out. About 16 percent of homes in Oneida County are rented, so most households here carry an owner's policy on the building itself.

Housing age swings by neighborhood. ZIP 54463 has the oldest homes here, a median year of 1973, and ZIP 54564 the newest, 1989.

Typical Prices In Oneida County

JobSizeNational RangeOneida County Estimate
Mold Remediationa typical professional job$1,500 to $6,000$1,350 to $5,350
Mold Remediationan attic$2,000 to $7,500$1,800 to $6,700
Mold Inspection and Testinga visual inspection$200 to $600$200 to $550
Mold Inspection and Testingan inspection with samples$300 to $1,000$250 to $900
Mold Inspection and Testinga clearance test$300 to $800$250 to $700

Estimate is the national range times 89.6 divided by 100, the price level for the nonmetro part of the state, rounded to $50. National ranges from Remediational cost guide, price level from BEA Regional Price Parities 2024.

The standard limited fungi endorsement caps mold at $5,000. Against a typical job here of up to $5,350, that cap falls short by about $350 at the top of that range. Read the form

Water Hazards FEMA Rates Here

FEMA rates Oneida County high for cold wave. Water from these events is where mold claims start, and flood water is a separate policy. FloodSmart says mold damage is not covered under standard NFIP flood policies. FloodSmart

HazardFEMA Risk Rating
Inland floodingRelatively Low
Coastal floodingNot Applicable
HurricaneNo Rating
Cold waveRelatively High
Winter weatherRelatively Moderate

Source FEMA National Risk Index, December 2025, county level.

ZIP Code Neighborhoods In Oneida County

ZIPAreaMedian Year BuiltBuilt Before 1980Median Home Value
54463Oneida County197359%$231,500
54501Oneida County197854%$194,900
54529Oneida County198539%$263,700
54531Oneida County197952%$322,600
54539Oneida County198147%$241,300
54548Oneida County198840%$307,700
54562Oneida County198050%$291,800
54564Oneida County198935%$170,800

ZIP areas are Census ZIP Code Tabulation Areas, placed in the county that holds most of their land, per the Census 2020 ZIP relationship files.

Wisconsin Rules On Mold

Wisconsin Mold And Insurance Rules

All Wisconsin Mold And Insurance Rules lines

All Wisconsin counties

Guides

Area Map

Oneida County Area

Wisconsin